Couple of reports from the world of the virtual currency Bitcoin indicate that it has become a hacker target. A BTC is worth about $5 at the moment; the thefts are in the 6-digit area in terms of dollars. What do we have here? A real-world currency who holders are subject to extraordinary attacks? Or is it a virtual currency that is necessarily more vulnerable to security risks? Or, are the holders of Bitcoin small-scale operations with insufficient security? I can't tell; I don't know enough about security. I wonder how this hacker-theft rate compares to the theft rate for...